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gh-131798: relax GUARD_CALLABLE checks for self type checks (#148069)

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Kumar Aditya 2026-04-04 12:49:23 +05:30 • committed by GitHub
parent 7e275d4965
commit 7bcc1c4920
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GPG key ID: B5690EEEBB952194
2 changed files with 64 additions and 56 deletions
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60
Python/optimizer_bytecodes.c
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@ -1323,19 +1323,20 @@ dummy_func(void) {
PyObject *callable_o = sym_get_const(ctx, callable);
if (callable_o && sym_matches_type(callable, &PyMethodDescr_Type)) {
int total_args = oparg;
if (!sym_is_null(self_or_null)) {
if (sym_is_not_null(self_or_null)) {
total_args++;
}
PyObject *self = NULL;
if (!sym_is_null(self_or_null)) {
self = sym_get_const(ctx, self_or_null);
} else {
self = sym_get_const(ctx, args[0]);
PyTypeObject *self_type = NULL;
if (sym_is_not_null(self_or_null)) {
self_type = sym_get_type(self_or_null);
}
else {
self_type = sym_get_type(args[0]);
}
PyTypeObject *d_type = ((PyMethodDescrObject *)callable_o)->d_common.d_type;
if (total_args == 2 &&
((PyMethodDescrObject *)callable_o)->d_method->ml_flags == METH_O &&
self && Py_IS_TYPE(self, d_type)) {
self_type == d_type) {
ADD_OP(_NOP, 0, 0);
}
}
@ -1348,19 +1349,20 @@ dummy_func(void) {
PyObject *callable_o = sym_get_const(ctx, callable);
if (callable_o && sym_matches_type(callable, &PyMethodDescr_Type)) {
int total_args = oparg;
if (!sym_is_null(self_or_null)) {
if (sym_is_not_null(self_or_null)) {
total_args++;
}
PyObject *self = NULL;
if (!sym_is_null(self_or_null)) {
self = sym_get_const(ctx, self_or_null);
} else {
self = sym_get_const(ctx, args[0]);
PyTypeObject *self_type = NULL;
if (sym_is_not_null(self_or_null)) {
self_type = sym_get_type(self_or_null);
}
else {
self_type = sym_get_type(args[0]);
}
PyTypeObject *d_type = ((PyMethodDescrObject *)callable_o)->d_common.d_type;
if (total_args != 0 &&
((PyMethodDescrObject *)callable_o)->d_method->ml_flags == (METH_FASTCALL|METH_KEYWORDS) &&
self && Py_IS_TYPE(self, d_type)) {
self_type == d_type) {
ADD_OP(_NOP, 0, 0);
}
}
@ -1373,19 +1375,20 @@ dummy_func(void) {
PyObject *callable_o = sym_get_const(ctx, callable);
if (callable_o && sym_matches_type(callable, &PyMethodDescr_Type)) {
int total_args = oparg;
if (!sym_is_null(self_or_null)) {
if (sym_is_not_null(self_or_null)) {
total_args++;
}
PyObject *self = NULL;
if (!sym_is_null(self_or_null)) {
self = sym_get_const(ctx, self_or_null);
} else {
self = sym_get_const(ctx, args[0]);
PyTypeObject *self_type = NULL;
if (sym_is_not_null(self_or_null)) {
self_type = sym_get_type(self_or_null);
}
else {
self_type = sym_get_type(args[0]);
}
PyTypeObject *d_type = ((PyMethodDescrObject *)callable_o)->d_common.d_type;
if (total_args == 1 &&
((PyMethodDescrObject *)callable_o)->d_method->ml_flags == METH_NOARGS &&
self && Py_IS_TYPE(self, d_type)) {
self_type == d_type) {
ADD_OP(_NOP, 0, 0);
}
}
@ -1431,19 +1434,20 @@ dummy_func(void) {
PyObject *callable_o = sym_get_const(ctx, callable);
if (callable_o && sym_matches_type(callable, &PyMethodDescr_Type)) {
int total_args = oparg;
if (!sym_is_null(self_or_null)) {
if (sym_is_not_null(self_or_null)) {
total_args++;
}
PyObject *self = NULL;
if (!sym_is_null(self_or_null)) {
self = sym_get_const(ctx, self_or_null);
} else {
self = sym_get_const(ctx, args[0]);
PyTypeObject *self_type = NULL;
if (sym_is_not_null(self_or_null)) {
self_type = sym_get_type(self_or_null);
}
else {
self_type = sym_get_type(args[0]);
}
PyTypeObject *d_type = ((PyMethodDescrObject *)callable_o)->d_common.d_type;
if (total_args != 0 &&
((PyMethodDescrObject *)callable_o)->d_method->ml_flags == METH_FASTCALL &&
self && Py_IS_TYPE(self, d_type)) {
self_type == d_type) {
ADD_OP(_NOP, 0, 0);
}
}